So the story as it is: A outbreak in this area has brought in militart that has created a quarentine camp surrounding a small city. You were sent by a special ops group to fins the cure or status of one being created from within the walls without blowing your cover. That's how we start off the game. next you find that survivors have been divided into factions and groups and you must help all these to continue your search. by the time you get this far the story is lost and you have dozens of side missions now taking up your time to help others survive and to level yourself up.